Medically reviewed by Jeffrey S. Lander, MD Hypotension is low blood pressure. When you have hypotension, the pressure of circulating blood against the walls of your blood vessels is lower than it ...

Text Callout : Key Takeaways: What Is Low Blood Pressure? Blood pressure, or the force exerted by your circulating blood against artery walls, is measured using two numbers: Systolic, or the top ...

In severe cases, hypotension can compromise blood flow to the organs, increasing the risk of heart attack or stroke. A blood pressure reading has two numbers, which people often call the upper ...